Some of the disadvantages of oil are that it is a nonrenewable resource and creates air pollution. It also is often produced by countries who are unstable politically, and it can be harmful if spilled in the ocean or some other wildlife habitat.Know More
Renewable resources are ones that regenerate themselves, such as wind or solar power. Oil is a nonrenewable resource because there is a limited supply in the world. When burned, the sulfur in oil turns into compounds that cause acid rain.
Oil spills are both costly and deadly. Cleaning up an oil spill uses resources, and many animals in the area can be harmed by the spill. Animals can ingest the oil, and birds' feathers can become coated in oil, causing them to lose buoyancy.Learn more about Engine Oil
Dexos oil is motor oil that is licensed by General Motors to carry the dexos specification. The dexos specification is awarded to oils that have passed a number of tests conducted by GM and that have paid for the dexos license.Full Answer >
The additives that manufacturers add to motor oil break down over time, making oil changes necessary, according to HowStuffWorks. The oil also picks up dirt and debris from the wear of the engine. While the filter removes foreign material for a while, if it gets plugged the oil bypasses it.Full Answer >
Synthetic oil is generally better than conventional oil or blends because it lasts longer and may improve the car's performance. However, it is also usually significantly more expensive.Full Answer >
Most car manufacturers suggest an oil change between 5,000 and 7,500 miles. The best way to determine how often a car’s engine oil should be changed is to refer to the owner’s manual.Full Answer >